GB0400987D0 - Spread spectrum acquisition - Google Patents

Spread spectrum acquisition

Info

Publication number
GB0400987D0
GB0400987D0 GBGB0400987.4A GB0400987A GB0400987D0 GB 0400987 D0 GB0400987 D0 GB 0400987D0 GB 0400987 A GB0400987 A GB 0400987A GB 0400987 D0 GB0400987 D0 GB 0400987D0
Authority
GB
United Kingdom
Prior art keywords
spread spectrum
spectrum acquisition
acquisition
spread
spectrum
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
GBGB0400987.4A
Other versions
GB2410162B (en
GB2410162A (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
COMPXS UK Ltd
Original Assignee
COMPXS UK Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by COMPXS UK Ltd filed Critical COMPXS UK Ltd
Priority to GB0508663A priority Critical patent/GB2411803B/en
Priority to GB0400987A priority patent/GB2410162B/en
Publication of GB0400987D0 publication Critical patent/GB0400987D0/en
Priority to US11/036,474 priority patent/US20050185698A1/en
Publication of GB2410162A publication Critical patent/GB2410162A/en
Application granted granted Critical
Publication of GB2410162B publication Critical patent/GB2410162B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B1/7073—Synchronisation aspects
    • H04B1/7075—Synchronisation aspects with code phase acquisition
    • H04B1/70751—Synchronisation aspects with code phase acquisition using partial detection
    • H04B1/70752—Partial correlation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B1/7073—Synchronisation aspects
    • H04B1/7085—Synchronisation aspects using a code tracking loop, e.g. a delay-locked loop
GB0400987A 2004-01-16 2004-01-16 Spread spectrum acquisition Expired - Fee Related GB2410162B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB0508663A GB2411803B (en) 2004-01-16 2004-01-16 Spread spectrum receiving
GB0400987A GB2410162B (en) 2004-01-16 2004-01-16 Spread spectrum acquisition
US11/036,474 US20050185698A1 (en) 2004-01-16 2005-01-14 Spread spectrum acquisition

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0400987A GB2410162B (en) 2004-01-16 2004-01-16 Spread spectrum acquisition

Publications (3)

Publication Number Publication Date
GB0400987D0 true GB0400987D0 (en) 2004-02-18
GB2410162A GB2410162A (en) 2005-07-20
GB2410162B GB2410162B (en) 2005-12-21

Family

ID=31726311

Family Applications (2)

Application Number Title Priority Date Filing Date
GB0508663A Expired - Fee Related GB2411803B (en) 2004-01-16 2004-01-16 Spread spectrum receiving
GB0400987A Expired - Fee Related GB2410162B (en) 2004-01-16 2004-01-16 Spread spectrum acquisition

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB0508663A Expired - Fee Related GB2411803B (en) 2004-01-16 2004-01-16 Spread spectrum receiving

Country Status (2)

Country Link
US (1) US20050185698A1 (en)
GB (2) GB2411803B (en)

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5390207A (en) * 1990-11-28 1995-02-14 Novatel Communications Ltd. Pseudorandom noise ranging receiver which compensates for multipath distortion by dynamically adjusting the time delay spacing between early and late correlators
US5590160A (en) * 1992-12-30 1996-12-31 Nokia Mobile Phones Ltd. Symbol and frame synchronization in both a TDMA system and a CDMA
ZA965340B (en) * 1995-06-30 1997-01-27 Interdigital Tech Corp Code division multiple access (cdma) communication system
GB2315647B (en) * 1996-07-23 2001-02-21 Roke Manor Research Randomised code acquisition
US6363105B1 (en) * 1998-02-17 2002-03-26 Ericsson Inc. Flexible sliding correlator for direct sequence spread spectrum systems
JP3839636B2 (en) * 2000-03-28 2006-11-01 パイオニア株式会社 Receiver
TW200507486A (en) * 2002-09-12 2005-02-16 Interdigital Tech Corp Mitigation of interference in cell search by wireless transmit and receive units
JP4183683B2 (en) * 2002-11-15 2008-11-19 テレコム・イタリア・エッセ・ピー・アー Early-rate synchronizer with low timing jitter

Also Published As

Publication number Publication date
GB2410162B (en) 2005-12-21
GB2411803A (en) 2005-09-07
GB2410162A (en) 2005-07-20
GB0508663D0 (en) 2005-06-08
GB2411803B (en) 2005-12-28
US20050185698A1 (en) 2005-08-25

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20120116